49 

    50 * Validation of xml files.

    51 

    52   http://infohost.nmt.edu/tcc/help/xml/lint.html

    53                 xmllint: A validator for XML files

    54 

    55 ** Validating using the DOCTYPE.

    56 

    57   $ xmllint --valid --noout file.xml

    58 

    59 ** Validating against a specific DTD.

    60 

    61   $ xmllint --noout --dtdvalid URL file.xml

    62 

    63 ** Validating against a Relax NG schema.

    64 

    65   $ xmllint --noout --relaxng schema.rng file.xml

    66 

    67 If your schema is in Compact Format, you can use the trang program to convert

    68 it to RNG format:

    69 

    70   $ trang file.rnc file.rng

    71 

    72 ** Validating against XSchema.

    73 

    74   $ xmllint --noout --schema schema.xsd file.xml

    75